7010 COLBY AVE 2022 Utility Plans 2022-10-25

�,��j ��; '- �r •�� rax� `"€-^ snrA. :,S',." n:r FE�`3�'_-. ;�j4b � � �-?,., o", '��c�.•—, IP 28N2, NOTES - - NOTES 1. CHECK DAM OR INTERCEPTOR REQUIRED FOR�� WATER STORAGE WITHIN o LONGITUDINAL SLOPES >/c 2. 1. PERMEABLE PAVEMENT WITHIN CITY RIGHT-OF-WAY CELL (SEE NOTES) 2. SPACE CHECK DAMS BASED ON SLOPE TO ACHIEVE REQUIRES APPROVAL. BY THE CITY ENGINEER WHEN PLACED BENEATH A TRAVELED WAY. THESE GUIDELINES PROVIDE A DESIGN AVERAGE PONDING DEPTH BEFORE MINIMUM DEPTH FOR THE HYDROLOGIC PERFORMANCE OF OVERTOPPING DAM. THE PERMEABLE PAVEMENT. THE STRUCTURAL CAPACITY OF PERMEABLE PAVEMENT 3. CALCULATE STORAGE VOLUME BETWEEN CHECK j PAVEMENT SECTIONS WHEN SUBJECT TO VEHICULAR LOADS PER STANDARD \ END OF PERMEABLE PAVEMENT DEPENDS ON SEVERAL FACTORS AND MUST BE DESIGNED BY DRAWING 430 DAMS BASED ON CHECK DAM HEIGHT AND SLOPE i A LICENSED PROFESSIONAL ENGINEER, FOR MODELING. I —IMPERMEABLE LINER 2, LONGITUDINAL SLOPE, 0 TO 5% MAX. FOR PERMEABLE � CONVENTIONAL PAVEMENT 4. CHECK DAMS SHALL EXTEND THE FULL WIDTH OF THE ASPHALT, $%a MAX. FOR PERMEABLE CONCRETE. 0 o a 3' MAX GRAVEL BASE PERMEABLE PAVEMENT INSTALLATION. °O'v--.r- 0 3. USE CHECK DAM OR OTHER METHODS TO MAXIMIZE 5. UNDERDRAIN PIPE SHALL BE PROVIDED AT THE PONDtNG IN THE SUBSURFACE FOR LONGITUDINAL SLOPES o LOWEST END OF ANY PERMEABLE PAVEMENT - PERMEABLE ASPHALT (4"MIN) OR CONCRETE EXCEEDING THE SEE STANDARD DRAWING 431. RESERVOIR COURSE INSTALLATION WITHIN THE CITY ROW AND ON % (6"MIN) WEARING COURSE (SEE NOTES 1 AND 6) PRIVATE INSTALLATIONS AT THE TRANSITION TO A °°0°°°0°°°°°o°o 0oU°0°o°000o0o°oQoO°0°O°0poo0 4. LEVELING COURSE MATERIALS: 1.5" TO U.S. NO. $ / PUBLICLY MAINTAINED PAVED SURFACE, o°o°o°o°o°o°o°a°o°o°o°o°o°o°o \ $" PVC UNDERDRAIN PIPE CONNECT TO CATCH BASIN o°°°o°o°o°o°o°o°o°o°o°o°o°o°o LEVELING COURSE, OPTIONAL UNIFORMLY GRADED, CRUSHED (ANGULAR), THOROUGHLY 6" DAM \ /. /. o°o°o°o°o°o°°°o°o°o°o°o°°°o°o -_. WASHED STONE. I OR DAYLIGHT (SEE NOTE 5)°0°0°0°0°0°0°°°0 /" (SEE NOTE 4} EMBEDMENT INTO 1' 6" MIN 6, SEE CITY STANDARDS FOR CONTROLLED DENSITY FILL SUBGRADE MIX REQUIREMENTS DCSS SECTION 3 20.1. - - RESERVOIR COURSE - 6' MIN PERMEABLE S. GEOTEXTILE SHALL BE PROVIDED BETWEEN RUNOFF BALLAST PER WSDOT/APW A STANDARD TREATMENT LAYER OR NATIVE SOIL AND PERMEABLE 7. THE TOP OF THE DOWN SLOPE FILL DAM MUST BE is cs o SPECIFICATIONS 9 03.9(2) BALLAST WHEN RECOMMENDED BY GEOTECHNICAL GEOTEXTILE ON BOTTOM AND LEVEL WITH OR HIGHER THAN THE BOTTOM OF THE `' UP SLOPE FILL DAM AT THE NATIVE MATERIAL LINE. its _ o �D � PROFESSIONAL OR PAVEMENT DESIGNER. GEOTEXTILE SHALL .� SIDES (IF REQUIRED) SEE NOTE 5 -- - NON -WOVEN GEOTEXTILE (IF REQUIRED) BE PROVIDED WHEN FINES IN NATIVE SUBGRADE EXCEED 7/ �- - ---1' WIDE CONTROLLED DENSITY FILL DAM. EXTEND DAM o (SEE NOTE S) ON THE #200 SIEVE. GEOTEXTILE SHALL BE PLACED BETWEEN TREATMENT LAYER INTO NATIVE MATERIAL VON EACH SIDE AS DIRECTED PERMEABLE BALLAST AND TREATMENT LAYER IF A (IF REQUIRED)BY THE ENGINEER TYP (SEE NOTE 7) � .TREATMENT LAYER IS USED, GEOTEXTILE SHALL BE GEOTEXTILE FOR SEPARATION PER WSDOT/APWA STANDARD SPECIFICATION 9-33.2, NON WOVEN, TABLE 3. RUNOFF TREATMENT LAYER (IF REQUIRED) G. PERMEABLE CONCRETE MUST BE INSTALLED BY A CERTIFIED (SEE NOTE 7} PERMEABLE CONCRETE INSTALLER. PERMEABLE ASPHALT 1" MIN FROM ��/ MUST BE INSTALLED BY AN EXPERIENCED PERMEABLE PERMEABLE PAVEMENT \n\ \.\\i\\i\ ` - NATIVE SUBGRADE SEE NOTE $ ASPHALT INSTALLER. BOTTOM OF PAVEMENT ( ) 7. RUNOFFTREATMENTLAYER SHALL BE REQUIRED FOR - 0°0 0°0°0°0°0°o O o°O°O°o°O°o o 000 0,;06°0 0 0 oot�o0°0°0o PERMEABLE BALLAST - PAVEMENT WHICH IS SUBJECT TO VEHICULAR TRAFFIC OR °0000000000000°00000000°900000 000 ooa00°0°0°0°0°0°0°000°0 a OTHER POLLUTANTS WHERE NATIVE SOILS DO NOT MEET O 0 0 0 0 0 0 0 0 p o oC.i O p 0 0 0 00 0 0 0 O o 0 0 020 O O m - P - o THE REQUIREMENTS FOR TREATMENT. SEE THE GEOTEXTILE (IF REQUIRED) . o STORMWATER MANAGEMENT MANUAL. z �\ \12" M3N�i\ �\ I 3 $. SUBGRADE SHALL BE COMPACTED TO A FIRM AND UN- vIELDING CONDITION IN ACCORDANCE WITH THE PROJECT ......: PAVEMENT DESIGN. DO NOT OVER COMPACT SUBGRADE. \�\11�\ _ .:. HEAVY TRUCK AND CONSTRUCTION EQUIPMENT SHALL BE r TREATMENT LAYER PROHIBITED FROM DRIVING ON THE SUBGRADE THROUGH g (IF REQUIRED) o ti OUT CONSTRUCTION. w COMPACT SUBGRADE PER � NATIVE SOIL COMPACT TO PAVEMENT DESIGN 95% MAX STANDARD PROCTOR DENSITY i --------- --._---.- REQUIREMENTSPU13LIC WORKS - Vo WASHIN TON DEPARTMENT z6 - a PUBLIC WORKS DEPARTMENT oALTERNATE CHECK DAM e — _—__ _..._.._._ _ 4NEng: xer fttiwa Manager G40!lawder Drawn OY par Unte � emi GiYEnTF'Ett fttlbn Pnamager 4W Matwgsr D RYAN SASS HEATHER GRIFFIN PAUL WILHELN1 ESH 7.2�06/2019 0� RYcY+7 SA55 HEATHERGRtFPiN PAU4 WILHELm eESH a? CITY ENGINEER'S APPROVAL REQUIRED IN RIGHT OF WAY "0D6"'20 r 01/03/2019 D OWWiFG x°. PERMEABLE PAVEMENTRm PERMEABLE ASPHALT OR a o ON SLOPES 41 CONCRETE A�EIVi ENT SECTION 4�0. ..___....._.___-___ _ ._ ...._-- - -..... - — --- --- _-- ---_---------- _ --------- . ___:..__.___..._..__-.._ _.___ _._ ._..__.. _ .____._-___j._. _-_-.__._._............. .......... _..... _........ _.---------- ....... .. .............. _.__: — j ----------- —__ MOTES 1 1. INSTALL CATCH BASIN TOP, FRAME, GRATE AND _ SECTIONS SO THAT LIFTGATE IS VISIBLE OVERFLOW EL= An°z e k �®�) ELBOW — STANDPIPE WALL T �} THROUGH OPENING AND STEPS CLEAR INLET AND ------ _-.. � STUB WELDED X RESTRICTOR UNIT. TO STAND PIPE GROUT 18" RISER INVERT ELEV PER PLANS OPTIONAL NOTCH WEIR ORIFICE 2. INSTALL LOCKING FRAME AND GRATE OR COVERSEE STANDARD DRAWINGS 405 OR 610. FRAME EL= N A ,LENGTH= AND COVER PER STANDARD DRAWING 610 15 REQUIRED IF INSTALLATION IS NOT IN PAVED ORIFICE PLATE WELDED BAND ELBOW TO STUB �l I �' FLOW AREA OR IS NOT TO FUNCTION AS A CATCH TO STUB. ORIFICE WITH REMOVABLE WATER FLOW i MACHINE -cur 42 �� } TIGHT COUPLING r i 1.� BASIN. ORIFICE INVERT EL= � - ALL PARTS TO BE R-6061-T6 ALUMINUM DtA= j RESTRICTOR UNIT SHALL BE 3. RESTRICTOR ASSEMBLY SEE DETAIL B AND et " STANDARD DRAWING 416, DETAIL C. I DETAIL A SECONDARY ORIFICE DETAIL"A" CONSTRUCTED OF CORRUGATED GROUT- _..._.......- `. f I ALUMINUM PIPE ALCLAD 3004-H34, 24" MIN F - S 4. FOR STEPS SEE STANDARD DRAWING 609. raa 24"M!N ASSHTO M 197-$2(19$6) OR EQUAL. 4" GALVANIZED STEEL WILL NOT BE CLEARANCE c j - PERMITTED, FROM ALL PLAN 5. BAND STRAP WITH GASKET. ALUMINUM LIFT GATE � < APPURTENANCES 6. SECURE RESTRICTOR TO CATCH BASIN WITH $ GAUGE ALUMINUM STRAPS AND BOLT TO CATCH ®° BASIN WALL WITH STAINLESS STEEL ANCHOR C DETAIL "C" BOLTS. ONE STRAP ABOVE AND BELOW OUTLET Lu �_ REQUIRED, INTERMEDIATE STRAPS REQUIRED INVERT ELEV PER PLANS 6" INVERT ELEV PER PLANS `O v FOR RESTRICTOR RISERS GREATER THAN 12' f ` ABOVE OUTLET. _ - ALUMINUM ROD 42a I „ � ..Y r k 7. FOR ALUMINUM ROD LIFT HANDLE ASSEMBLY LIFT HANDLE SEE STANDARD DRAWING 416. ASSEMBLY RESTRICTOR PLATE WITH ORIFICE IT 3 _._ D#A= 0,51" STAINLESS STEEL ° BOLTS WITH -- At i 1 /A" R-Rn6l-Tti F.,-4 LOCKING NUTS ALUM / --- . , INU-M - -- - -- LIFT GATE $ PIPE, SEE DETAIL "B" � � - $"' OR 12', FOR SIZE u / \ SEE DETAIL "B" DIM DESCRIPTION SIZE I rnnr j �� 6 I A OUTLET 1$" AND SMALLER " AND LARG B CLEAN OUT $" ID C GATE SIZE $" OPENING 1 P G D ANGLE 42°-1 34°±t 3 INVERT [DETAIL "B" TYPICAL RESTRICTOR ASSEMBLY 5 z {-------- WELD GATE ASSEMBLY TO PIPE a I E= O a 42®04(A) 6 ! E— Q LIFT GATE SHALL BE CONSTRUCTED OF: 422®(A 1/4" R-6061-T6ALUMINUM WITH CLOSED CELL _. --------___—. -_--_--- NEOPRENE PER ASTM 1056-67 CHEMICAL CITY OF EVERETTG TYPE 2 CATCH BASIN $ a RESISTANT (OIL R GREASE}, OZONE RESISTANT, -20° $ 72- DIA MIN CITY OF EVERETT TO 1$0' F SERVICE TEMPERATURE PUBLIC WORKS DEPARTMENT � a DETAIL ttCtt LIE AT ASSEMBLY ELEVATION4-PUBLIC DEPARTMENT T GATE SSEM & GATE DETAIL Y —_ oY RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB T, s - o uqa senwn ser un Ma�a¢er aY u„e �m jWA M< ZAULWaHELM °wea 03/13/2017 n +ne 03/0$/2017 q"+ YAN SASS HEATHEfl GRIFFIN srnrvan1 D/2 1 LIFT SATE ASSEMBLY DETAIL "A" TYPICAL RESTRICTOR INSTALLATION TYPICAL RESTRICTOR au g�o SECONDARY ORIFICE DETAIL s� 4�15 E 41 µ..al INSTALLATION ..... _ .___._._.. _ ._ _______.—___-_._—_ ..._______,_._.__..______...__ .. ____....... . ----------__- _-_ .___ ._ __._._____—___ ._---------------.__ _..._.______._._ _. __-----____.._...__._--- ----_ . _---__1 ___—_ i# 2 I t s e s , r I t 5 t Z i F i a 5= 4 R!' z 3 �A x i 0